<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="名称" prop="name">
        <el-input v-model="queryParams.name" placeholder="请输入名称" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="层叠位置" prop="zIndex">
        <el-input v-model="queryParams.zIndex" placeholder="请输入层叠位置" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd" v-hasPermi="['system:attr:add']">新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="success" plain icon="el-icon-edit" size="mini" :disabled="single" @click="handleUpdate" v-hasPermi="['system:attr:edit']">修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="danger" plain icon="el-icon-delete" size="mini" :disabled="multiple" @click="handleDelete" v-hasPermi="['system:attr:remove']">删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="warning" plain icon="el-icon-download" size="mini" @click="handleExport" v-hasPermi="['system:attr:export']">导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="attrList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="主键 ID" align="center" prop="attrId" />
      <el-table-column label="名称" align="center" prop="name" />
      <el-table-column label="备注" align="center" prop="remark" />
      <el-table-column label="系列ID" align="center" prop="seriesId" />
      <el-table-column label="系列名称" align="center" prop="seriesName" />
      <el-table-column label="层叠位置" align="center" prop="zIndex" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)" v-hasPermi="['system:attr:edit']">修改</el-button>
          <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)" v-hasPermi="['system:attr:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination v-show="total>0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize" @pagination="getList" />

    <!-- 添加或修改属性对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="系列">
          <el-select v-model="seriesId" filterable placeholder="请选择">
            <el-option v-for="item in seriesList" :key="item.seriesId" :label="item.name" :value="item.seriesId">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入名称" />
        </el-form-item>
        <el-form-item label="备注" prop="remark">
          <el-input v-model="form.remark" type="textarea" placeholder="请输入内容" />
        </el-form-item>
        <el-form-item label="层叠位置" prop="zIndex">
          <!-- <el-input v-model="form.zIndex" placeholder="请输入层叠位置" /> -->
          <el-input-number v-model="form.zIndex" controls-position="right" :min="1" :max="10"></el-input-number>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listAttr, getAttr, delAttr, addAttr, updateAttr } from "@/api/system/attr";
import { listSeries } from "@/api/system/series";


export default {
  name: "Attr",
  data () {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      seriesId: null, // 系列id
      // 属性表格数据
      attrList: [],
      // 
      seriesList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        name: null,
        seriesId: null,
        seriesName: null,
        zIndex: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        name: [
          { required: true, message: "名称不能为空", trigger: "blur" }
        ],
        seriesId: [
          { required: true, message: "系列ID不能为空", trigger: "change" }
        ],
        seriesName: [
          { required: true, message: "系列名称不能为空", trigger: "change" }
        ],
        zIndex: [
          { required: true, message: "层叠位置不能为空", trigger: "blur" }
        ]
      }
    };
  },
  watch: {
    seriesId (newVal, oldVal) {
      if (newVal !== oldVal) { // 确保值确实发生了变化  
        const selectedItem = this.seriesList.find(item => item.seriesId === newVal);
        if (selectedItem) {
          this.form.seriesId = selectedItem.seriesId
          this.form.seriesName = selectedItem.name
          console.log('Key:', selectedItem.seriesId);
          console.log('Name:', selectedItem.name);
        }
      }
    },
  },
  created () {
    this.getList();
    this.getlistSeries();
  },
  methods: {
    /** 查询属性列表 */
    getList () {
      this.loading = true;
      listAttr(this.queryParams).then(response => {
        this.attrList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    /** 查询系列列表 */
    getlistSeries () {
      listSeries(this.queryParams).then(response => {
        this.seriesList = response.rows;
      });
    },

    // 取消按钮
    cancel () {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset () {
      this.form = {
        attrId: null,
        name: null,
        remark: null,
        seriesId: null,
        seriesName: null,
        zIndex: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery () {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery () {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange (selection) {
      this.ids = selection.map(item => item.attrId)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd () {
      this.reset();
      this.open = true;
      this.title = "添加属性";
    },
    /** 修改按钮操作 */
    handleUpdate (row) {
      this.reset();
      const attrId = row.attrId || this.ids
      getAttr(attrId).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改属性";
      });
    },
    /** 提交按钮 */
    submitForm () {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.attrId != null) {
            updateAttr(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addAttr(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete (row) {
      const attrIds = row.attrId || this.ids;
      this.$modal.confirm('是否确认删除属性编号为"' + attrIds + '"的数据项？').then(function () {
        return delAttr(attrIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => { });
    },
    /** 导出按钮操作 */
    handleExport () {
      this.download('system/attr/export', {
        ...this.queryParams
      }, `attr_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
